मराठी

Solve: 3(x + 2) − 2(x − 1) = 7. - Mathematics

Advertisements
Advertisements

प्रश्न

Solve: 3(x + 2) − 2(x − 1) = 7.

बेरीज
Advertisements

उत्तर

3(x + 2) − 2(x − 1) = 7.
or, 3 × x + 3 × 2 − 2 × x − 2 × (−1) = 73 × x + 3 × 2 - 2 × x - 2 × (-1) = 7 [On expanding the brackets]
or, 3x + 6 − 2x + 2 = 7
or, x + 8 = 7
or, x + 8 − 8 = 7 − 8 [Subtracting 8 from both the sides]
or, x = −1

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 9: Linear Equation in One Variable - Test Paper 9 [पृष्ठ १४६]

APPEARS IN

आर. एस. अग्रवाल Mathematics [English] Class 6
पाठ 9 Linear Equation in One Variable
Test Paper 9 | Q 7 | पृष्ठ १४६
Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×